<!DOCTYPE html>
<html  lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录界面</title>

</head>
</html>
<body>
    <form method="post" action="/form">
        <input type="text" name="username" /><br/>
        <input type="password" name="password" /><br/>
        <input type="submit" value="登录" /><br/>

    </form>
</body>